diff --git a/buildroot-external/kernel/v6.6.y/hassos.config b/buildroot-external/kernel/v6.6.y/hassos.config
index c8aef00ca..b0d4f4ac6 100644
--- a/buildroot-external/kernel/v6.6.y/hassos.config
+++ b/buildroot-external/kernel/v6.6.y/hassos.config
@@ -153,6 +153,7 @@ CONFIG_NFT_BRIDGE_REJECT=m
 CONFIG_NETFILTER_NETLINK_QUEUE=m
 CONFIG_NETFILTER_XT_SET=m
 CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
+CONFIG_NETFILTER_XT_MARK=m
 
 CONFIG_IP_SET=m
 CONFIG_IP_SET_BITMAP_IP=m